function valButton(btn) {
	var cnt = -1;
	for (var i=btn.length-1; i > -1; i--) {
	   if (btn[i].checked) {
		   cnt = i; 
		   i = -1;
	   }
	}
	if (cnt > -1) {
		return true;
	}else{ 
		return null;
	}
}

function validateFields() {
	with (document.grmForm) {
		if (petName.value == "") {
			alert("Please enter your Pet's Name");
			petName.focus();
			return false;
		}else if (petBreed.value == "") {
			alert("Please enter your Pet's Breed");
			petBreed.focus();
			return false;
		}else if (petParent.value == "") {
			alert("Please enter your Name");
			petParent.focus();
			return false;
		}else if (pHone.value == "") {
			alert("Please enter your Phone Number");
			pHone.focus();
			return false;
		}else if (eMail.value == "") {
			alert("Please enter your Email Address");
			eMail.focus();
			return false;
		}else if (grmDate.value == "") {
			alert("Please enter Grooming Date");
			grmDate.focus();
			return false;
		}else if (dogHair[4].checked && hairLength.value == "") {
			alert("Please enter the length of Puppy Cut");
			hairLength.focus();
			return false;
		}else if (dogHair[5].checked && trimOnly.value == "") {
			alert("Please enter the areas to trim");
			trimOnly.focus();
			return false;
		}
	}
return true;
}